View file upgrade/migrations/20161207125841_change_relate_type_in_pollings.php
<?php use Phinx\Migration\AbstractMigration; class ChangeRelateTypeInPollings extends AbstractMigration { /** * Migrate Up. */ public function up() { $table = $this->table('pollings'); $table->changeColumn('relate_type', 'string', array('limit' => 20)) ->save(); } /** * Migrate Down. */ public function down() { $table = $this->table('pollings'); $table->changeColumn('relate_type', 'enum', ['values' => ['blog', 'down', 'offer', 'gallery']]) ->save(); } }